| article html file updated | 8 February 2020 04:30 CET | Update | https://www.mdpi.com/1422-0067/18/5/855 |
| article html file updated | 24 September 2019 12:53 CEST | Update | - |
| article html file updated | 4 May 2019 00:32 CEST | Update | - |
| article html file updated | 1 June 2017 10:59 CEST | Update | - |
| article html file updated | 27 April 2017 11:21 CEST | Original file | - |
| article xml uploaded. | 27 April 2017 11:20 CEST | Update | https://www.mdpi.com/1422-0067/18/5/855/xml |
| article pdf uploaded. | 27 April 2017 11:20 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/5/855/pdf |
